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nvme: Handle inactive but allocated namespaces

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Namespaces can be allocated but inactive, which causes
the identify namespace command to fail. Handle this
case so that attaching to the controller does not fail.

Change-Id: I9d692f8e7841a9315a737b0a5e44d9b4e4484a13
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
This commit is contained in:
Ben Walker 2016-10-03 10:52:17 -07:00
parent d31df7042a
commit db69cad95c
1 changed files with 11 additions and 2 deletions
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13
lib/nvme/nvme_ns.c
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@ -60,8 +60,17 @@ int nvme_ns_identify_update(struct spdk_nvme_ns *ns)
pthread_mutex_unlock(&ns->ctrlr->ctrlr_lock);
}
if (spdk_nvme_cpl_is_error(&status.cpl)) {
SPDK_ERRLOG("nvme_identify_namespace failed\n");
return -ENXIO;
/* This can occur if the namespace is not active. Simply zero the
* namespace data and continue. */
memset(nsdata, 0, sizeof(*nsdata));
ns->stripe_size = 0;
ns->sector_size = 0;
ns->md_size = 0;
ns->pi_type = 0;
ns->sectors_per_max_io = 0;
ns->sectors_per_stripe = 0;
ns->flags = 0;
return 0;
}
ns->sector_size = 1 << nsdata->lbaf[nsdata->flbas.format].lbads;